scsi-rescan (8) Linux Manual Page
rescan-scsi-bus.sh – script for adding and removing SCSI devices without rebooting
Synopsis
rescan-scsi-bus.sh [options] [host [host …]]
Options
- -a, –alltargets
- scan all targets, not just currently existing [default: disabled]
- -d
- enable debug [default: 0]
- -l
- activates scanning for LUNs 0–7 [default: 0]
- -L NUM
- activates scanning for LUNs 0–NUM [default: 0]
- -w, –wide
- scan for target device IDs 0–15 [default: 0–7]
- -c
- enables scanning of channels 0 1 [default: 0 / all detected ones]
- -r, –remove
- enables removing of devices [default: disabled]
- -f, –flush
- flush failed multipath devices [default: disabled]
- -i, –issue-lip
- issue a FibreChannel LIP reset [default: disabled]
- -m, –multipath
- update multipath devices [default: disabled]
- -u, –update
- look for existing disks that have been remapped
- -s, –resize
- look for resized disks and reload associated multipath devices, if applicable
- –forcerescan
- rescan existing devices
- –forceremove
- remove and readd every device (DANGEROUS)
- –nooptscan
- don’t stop looking for LUNs if 0 is not found
- –color
- use coloured prefixes OLD/NEW/DEL
- –hosts=LIST
- scan only host(s) in LIST
- –channels=LIST
- scan only channel(s) in LIST
- –ids=LIST
- scan only target ID(s) in LIST
- –luns=LIST
- scan only lun(s) in LIST
- –sync, –nosync
- issue a sync / no sync [default: sync if remove]
- –attachpq3
- tell kernel to attach sg to LUN 0 that reports PQ=3
- –reportlun2
- tell kernel to try REPORT_LUN even on SCSI2 devices
- –largelun
- tell kernel to support LUNs > 7 even on SCSI2 devs
- –sparselun
- tell kernel to support sparse LUN numbering
- Host numbers may thus be specified either directly on cmd line (deprecated) or or with the –hosts=LIST parameter (recommended).
LIST: A[-B][,C[-D]]… is a comma separated list of single values and ranges (No spaces allowed.)
See Also
rescan-scsi-bus.sh Homepage: http://www.garloff.de/kurt/linux/#rescan-scsi sg3_utils Homepage: http://sg.danny.cz/sg